Quick release structure of polishing disk
The quick-release structure with its claws and locking bolts solves the problem of cumbersome traditional polishing disc replacement, enabling rapid installation and replacement of the polishing unit and reducing manufacturing costs.
Patent Information
- Application Number
- CN202423274150.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Traditional polishing disc connection methods require the use of tools to unscrew multiple nuts, which is cumbersome, time-consuming, and labor-intensive, resulting in high replacement costs. Furthermore, the connection parts are generally not damaged, increasing manufacturing costs.
The quick-release structure allows the claws to open by sliding the connecting ring down along the upright, and the locking block to engage with the locking hole. The connecting ring is then secured with a locking bolt, enabling quick installation and replacement of the polishing section.
It enables quick replacement of the polishing section, saves manufacturing costs, simplifies the operation process, and improves replacement efficiency.
Smart Images
Figure CN223670946U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a polishing disc accessory technical field especially, relates to a quick release structure of polishing disc. BACKGROUND
[0002] In industrial production and many surface treatment processes, as the key polishing and polishing tool, the polishing disc needs to be frequently replaced according to different processing procedures, workpiece materials and surface roughness requirements. The traditional polishing disc usually adopts bolt and nut fixed connection mode, installs the polishing disc on the driving shaft, this connection mode is stable, but every time the polishing disc is replaced, the operator needs to use the tool to unscrew a plurality of nuts, and the connecting part and the polishing part of the entire polishing disc are replaced, the connecting part is generally not damaged, direct replacement greatly increases the polishing disc manufacturing cost, and the operation is complicated, time-consuming and laborious, therefore, the quick release structure of polishing disc is provided. UTILITY MODEL CONTENTS
[0003] In view of the deficiencies of the prior art, the utility model provides a quick release structure of polishing disc, four clamping blocks are clamped into four lock holes by supporting four connecting rods by moving the connecting ring downward along the stand, and then the lock bolt and the screw hole on the stand are tightened by using a wrench, so that the connecting ring is fixed on the stand, the polishing part is quickly installed, the polishing part is quickly replaced, the connecting part does not need to be replaced, the manufacturing cost of the entire polishing disc is greatly saved, and the deficiencies of the prior art are overcome.
[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:
[0005] A quick release structure of polishing disc, comprising a polishing part and a connecting part, the upper end of the polishing part is provided with a fixing ring, four lock holes are evenly arranged on the bottom of the fixing ring, the side of the connecting part is rotatably connected with a clamping jaw, the lower end of the four clamping jaws is provided with a clamping block, the side wall of the four clamping jaws is rotatably connected with a connecting rod, the lower end surface of the connecting part is fixed with a stand, the connecting ring is slidably sleeved on the stand, one end of the four stands is rotatably connected with the connecting ring, the connecting ring is inserted with a lock bolt, and a screw hole is formed in the stand.
[0006] As a further scheme of the utility model: the upper end surface of the polishing part is fixed with a positioning column, a positioning hole is formed in the upper end surface of the positioning column, and the bottom of the stand is in plug-in cooperation with the positioning hole.
[0007] As a further scheme of the utility model: four first U-shaped seats are fixed on the connecting part at equal distances, and the upper end of the four clamping jaws is rotatably connected with the four first U-shaped seats through a connecting pin.
[0008] As a further scheme of the utility model: the side wall of four clamping claws is fixed with a second U-shaped seat, and one end of four connecting rods is respectively rotationally connected with four second U-shaped seats through connecting pins.
[0009] As a further scheme of the utility model: the side of the connecting ring is equally provided with four mounting openings, and the other end of four connecting rods is respectively rotationally connected with four mounting openings through connecting pins.
[0010] As a further scheme of the utility model: the size of four clamping blocks is smaller than the size of four lock holes.
[0011] As a further scheme of the utility model: the polishing part and the fixing ring are integrally formed.
[0012] As a further scheme of the utility model: the clamping claw and the clamping block are made of high-strength alloy steel material.
[0013] The utility model discloses the beneficial effect is:
[0014] By the connecting ring is along the vertical rod and is down and is pushed, is supported through four connecting rods, makes four clamping claws open, in turn makes four clamping blocks respectively and is clamped into four lock holes, and then utilizes spanner and is tightened with the screw hole on vertical rod lock bolt, makes the connecting ring fixed on vertical rod, thereby realizes the quick installation of polishing part, and it is convenient to quickly replace polishing part, need not replace connecting part, greatly saves the manufacturing cost of entire polishing disc. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the three-dimensional structure schematic diagram of quick release structure of polishing disc that the utility model proposes.
[0016] Figure 2 It is the first local structure schematic diagram of quick release structure of polishing disc that the utility model proposes.
[0017] Figure 3 It is the second local structure schematic diagram of quick release structure of polishing disc that the utility model proposes.
[0018] Figure 4 It is the third local structure schematic diagram of quick release structure of polishing disc that the utility model proposes. Figure 3 It is the enlarged structure schematic diagram of A place in the middle.
[0019] In the drawing: 1, polishing part;2, fixed ring;3, lock hole;4, clamping claw;5, connecting part;6, positioning column;7, positioning hole;8, connecting rod;9, second U-shaped seat;10, vertical rod;11, clamping block;12, first U-shaped seat;13, connecting ring;14, lock bolt;15, screw hole;16, mounting opening. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.
[0021] Embodiment 1, refer to Figures 1-4 A quick release structure of a polishing disc, comprising a polishing part 1 and a connecting part 5, the connecting part 5 can be connected on a driving device through bolts, the upper end of the polishing part 1 is provided with a fixing ring 2, four lock holes 3 are equidistantly arranged on the bottom of the fixing ring 2, four clamping claws 4 are equidistantly rotatably connected on the side of the connecting part 5, clamping blocks 11 are arranged on one side of the lower end of the four clamping claws 4, the size of the four clamping blocks 11 is smaller than that of the four lock holes 3, connecting rods 8 are rotatably connected on the side wall of the four clamping claws 4, vertical rods 10 are fixed on the lower end surface of the connecting part 5, a connecting ring 13 is slidably sleeved on the vertical rod 10, one end of the four vertical rods 10 is rotatably connected with the connecting ring 13, a locking bolt 14 is inserted on the connecting ring 13, and screw holes 15 are arranged on the vertical rod 10.
[0022] Four first U-shaped seats 12 are equidistantly fixed on the connecting part 5, the upper end of the four clamping claws 4 is rotatably connected with the four first U-shaped seats 12 through connecting pins, the side wall of the four clamping claws 4 is fixed with a second U-shaped seat 9, one end of the four connecting rods 8 is rotatably connected with the four second U-shaped seats 9 through connecting pins, four mounting holes 16 are equidistantly arranged on the side of the connecting ring 13, and the other end of the four connecting rods 8 is rotatably connected with the four mounting holes 16 through connecting pins.
[0023] The polishing part 1 and the fixing ring 2 are integrally formed, and the clamping claw 4 and the clamping block 11 are made of high-strength alloy steel material.
[0024] By pushing the connecting ring 13 downward along the vertical rod 10, the four clamping claws 4 are opened through the support of the four connecting rods 8, then the four clamping blocks 11 are clamped into the four lock holes 3, and finally the locking bolt 14 is screwed on the screw hole 15 on the vertical rod 10 by using a wrench, so that the connecting ring 13 is fixed on the vertical rod 10, thereby achieving the installation of the polishing part 1. When the polishing part 1 needs to be replaced, the locking bolt 14 is unscrewed, the connecting ring 13 is pushed upward, the four clamping claws 4 are contracted, and the clamping block 11 is separated from the lock hole 3, so that the new polishing part 1 can be replaced without replacing the connecting part 5, thereby greatly saving the manufacturing cost of the entire polishing disc.
[0025] Embodiment 2, this embodiment is optimized on the basis of embodiment 1, and specifically is:
[0026] The upper end surface of the polishing part 1 is fixed with a positioning column 6, the upper end surface of the positioning column 6 is provided with a positioning hole 7, and the bottom of the vertical rod 10 is in plug-in cooperation with the positioning hole 7.
[0027] In the installation of the polishing part 1, the vertical rod 10 is inserted into the positioning hole 7 of the positioning column 6, greatly improving the installation stability of the polishing part 1, and providing better stability and safety in the use process.
[0028] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A quick release structure of a polishing disc, comprising a polishing portion (1) and a connecting portion (5), characterized in that, The upper end of the polishing part (1) is provided with a fixing ring (2), the bottom of the fixing ring (2) is provided with four lock holes (3) at equal distances, the side of the connecting part (5) is rotatably connected with a pawl (4) at equal distances, the lower end of the four pawls (4) is provided with a clamping block (11) on one side, the side wall of the four pawls (4) is rotatably connected with a connecting rod (8), the lower end surface of the connecting part (5) is fixed with a vertical rod (10), the vertical rod (10) is slidably sleeved with a connecting ring (13), one end of the four vertical rods (10) is rotatably connected with the connecting ring (13), the connecting ring (13) is inserted with a locking bolt (14), and the vertical rod (10) is provided with a threaded hole (15).
2. The quick release structure of a polishing disc according to claim 1, wherein, The upper end surface of the polishing part (1) is fixed with a positioning column (6), the upper end surface of the positioning column (6) is provided with a positioning hole (7), and the bottom of the vertical rod (10) is in plug-in cooperation with the positioning hole (7).
3. The quick release structure of a polishing disc according to claim 1, wherein The connecting part (5) is fixed with four first U-shaped seats (12) at equal distances, and the upper end of the four pawls (4) is rotatably connected with the four first U-shaped seats (12) through connecting pins.
4. The quick release structure of a polishing disc according to claim 1, wherein, The side wall of the four pawls (4) is fixed with a second U-shaped seat (9), and one end of the four connecting rods (8) is rotatably connected with the four second U-shaped seats (9) through connecting pins.
5. The quick release structure of a polishing disc according to claim 4, wherein, The side of the connecting ring (13) is provided with four mounting holes (16) at equal distances, and the other end of the four connecting rods (8) is rotatably connected with the four mounting holes (16) through connecting pins.
6. The quick release structure of a polishing disc according to claim 1, wherein The size of the four clamping blocks (11) is smaller than that of the four lock holes (3).
7. The quick release structure of a polishing disc according to claim 1, wherein, The polishing part (1) and the fixing ring (2) are integrally formed.
8. The quick release structure of a polishing disc according to claim 1, wherein, The pawl (4) and the clamping block (11) are made of high-strength alloy steel.